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$259+ Cheap flights from Portland, ME (PWM) to Montreal (YMQ)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/11. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — YMQ
Jul 8 — Jul 151
Wed 7/8
Wed 7/15
1 adult, Economy
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Cheap flight deals from Portland to Montreal

Cheapest flights from Portland to Montreal
Explore the most affordable flight options available from Portland to Montreal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 8, 2026.

This American Airlines deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/31:25 pm
PWM
-
YUL
1 stop20h 23m
American Airlines
Thu 7/910:30 am
YUL
-
PWM
1 stop26h 05m
American Airlines
Deal found 6/3$555
This American Airlines deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/410:21 am
PWM
-
YUL
1 stop23h 33m
American Airlines
Sat 7/1110:30 am
YUL
-
PWM
1 stop26h 04m
American Airlines
Deal found 6/4$565
This American Airlines deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/310:01 am
PWM
-
YUL
1 stop23h 47m
American Airlines
Fri 7/1010:30 am
YUL
-
PWM
1 stop22h 52m
American Airlines
Deal found 6/5$583
This American Airlines deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/2712:15 pm
PWM
-
YUL
2 stops21h 41m
American Airlines
Sat 7/410:30 am
YUL
-
PWM
1 stop26h 04m
American Airlines
Deal found 6/3$594
This American Airlines deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/91:25 pm
PWM
-
YUL
1 stop20h 23m
American Airlines
Wed 7/1510:30 am
YUL
-
PWM
2 stops13h 29m
American Airlines
Deal found 6/4$598
This American Airlines deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/311:25 pm
PWM
-
YUL
1 stop20h 23m
American Airlines
Sun 8/210:35 am
YUL
-
PWM
1 stop26h 00m
American Airlines
Deal found 6/6$601
This American Airlines deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/135:27 pm
PWM
-
YUL
2 stops16h 23m
American Airlines
Tue 10/2010:30 am
YUL
-
PWM
1 stop26h 02m
American Airlines
Deal found 6/6$602
This American Airlines deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1910:44 am
PWM
-
YUL
1 stop23h 05m
American Airlines
Sat 9/2610:30 am
YUL
-
PWM
2 stops12h 15m
American Airlines
Deal found 6/5$605
This American Airlines deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/311:25 pm
PWM
-
YUL
1 stop20h 23m
American Airlines
Fri 8/710:31 am
YUL
-
PWM
1 stop28h 36m
American Airlines
Deal found 6/5$611

Find flight deals from Portland to Montreal

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) to Montreal (YMQ). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 8, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$565
(American Airlines)

One-way from

$259
(American Airlines)
Provider with most accurate pricing for Portland-Montreal (YMQ) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Montreal (YMQ) flights.
Search Deals
From Portland to Montreal (YMQ)
Search Deals
One-way flight from Portland to Montreal (YMQ)
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Montreal that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 8, 2026.
Use the filters below to find and compare flights from Portland to Montreal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Fri 7/3

1:25 pm-9:48 am

1 stop20h 23m

Montreal Pierre Elliott Trudeau Intl

Thu 7/9

10:30 am-12:35 pm

1 stop26h 05m

$555

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Sat 6/27

12:15 pm-9:56 am

2 stops21h 41m

Montreal Pierre Elliott Trudeau Intl

Sat 7/4

10:30 am-12:34 pm

1 stop26h 04m

$594

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Fri 7/31

1:25 pm-9:48 am

1 stop20h 23m

Montreal Pierre Elliott Trudeau Intl

Fri 8/7

10:31 am-3:07 pm

1 stop28h 36m

$611

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Fri 7/31

5:18 pm-9:48 am

2 stops16h 30m

Montreal Pierre Elliott Trudeau Intl

Sun 8/2

10:35 am-12:11 pm

2 stops25h 36m

$637

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Fri 6/26

9:59 am-9:50 am

1 stop23h 51m

Montreal Pierre Elliott Trudeau Intl

Sun 6/28

10:36 am-9:22 am

1 stop22h 46m

$638

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Sat 9/19

2:51 pm-9:49 am

1 stop18h 58m

Montreal Pierre Elliott Trudeau Intl

Sat 9/26

10:30 am-9:27 am

1 stop22h 57m

$670
Quickest round-trip

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Tue 7/21

6:00 am-9:26 pm

1 stop15h 26m

Montreal Pierre Elliott Trudeau Intl

Thu 7/23

9:15 am-2:34 pm

1 stop5h 19m

$684
Cheapest one-way

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Sat 7/11

10:01 am-9:54 am

1 stop23h 53m

$259

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Mon 9/14

4:41 pm-9:49 am

1 stop17h 08m

$269

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Wed 9/23

6:30 am-11:22 pm

2 stops16h 52m

$274

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/5

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

Compare providers for flights from Portland to Montreal

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Montreal in June.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Portland, Maine-Montreal flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland, Maine-Montreal flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland, Maine-Montreal flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland, Maine-Montreal flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland, Maine-Montreal flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Portland to Montreal

Have a flexible travel schedule? Discover the best time to fly to Montreal from Portland with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Portland to Montreal
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Portland to Montreal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Portland to Montreal?

    Located just 2.9 mi from the city center, Portland is the airport most travelers will use when flying to Montreal from Portland. Booking flights from Portland (PWM) to Montreal should be relatively easy as there are 0 daily outbound flights to Montreal from 0 different airlines.

  • How long is the flight from Portland, Maine to Montreal?

    For as low as $555, American Airlines can have you in Montreal from Portland, Maine in 20h 23m. The distance from Portland, Maine to Montreal is about 211 mi.

  • Can I find deals for flights from Portland to Montreal that include hotel bookings?

    Yes. In addition to deals on Portland to Montreal flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Montreal?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Montreal.

  • Can I find deals for business class flights from Portland to Montreal?

    Yes. Cheapflights offers flight deals from Portland to Montreal by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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